Behind-the ear (BTE) hearing aid



FIG. 1 is a left side view of the behind-the-ear (BTE) hearing aid;

FIG. 2 is a top view of the behind-the-ear (BTE) hearing aid;

FIG. 3 is a front view of the behind-the-ear (BTE) hearing aid;

FIG. 4 is a bottom side view of the behind-the-ear (BTE) hearing aid;

FIG. 5 is a perspective view of the behind-the-ear (BTE) hearing aid;

FIG. 6 is a right side view of the behind-the-ear (BTE) hearing aid; and,

FIG. 7 is a rear view of the behind-the-ear (BTE) hearing aid. 

CLAIM The ornamental design for a behind-the-ear (BTE) hearing aid, as shown and described. 